unwrapOrElse method

  1. @override
T unwrapOrElse(
  1. T fallback()
)
override

Returns the present value, or computes one when this option is absent.

final count = const None<int>().unwrapOrElse(() => 0);
final existing = const Some<int>(7).unwrapOrElse(() => 0);

Implementation

@override
T unwrapOrElse(T Function() fallback) => fallback();